10/21/21 Flashcards
3 tests to ddx Hirschsprung disease
- barium enema (reveals a cone-shaped transitional zone)
- rectal manometry (reveals lack of anal sphincter relaxation)
- rectal biopsy
What is the most common cause of death from high-altitude illness?
Pulmonary edema
Helicobacter pylori RX
triple therapy, 14 days of
- proton pump inhibitor
- amoxicillin
- clarithromycin
Which part of the urinalysis test provides a high specificity for a positive urinary tract infection?
Urine nitrite
Intussusception Rx
Treatment is air or hydrostatic (contrast or saline) enema
What is the typical visual hallucination associated with Lewy body dementia?
Small animals or little people.
What is the typical visual hallucination associated with Lewy body dementia?
Small animals or little people.
Which chamber is most commonly injured in penetrating cardiac trauma?
Right ventricle.
Parkland formula and target urine
= 4 mL x Wt (kg) x % total BSA burned
—-> 50% in first 8 hours, remainder over 16 h
Target urine output:
- -> 0.5 - 1 mL/kg/h in adults
- -> 1 - 2 mL/kg/h in children
Parkland formula and target urine
= 4 mL x Wt (kg) x % total BSA burned
—-> 50% in first 8 hours, remainder over 16 h
Target urine output:
- -> 0.5 - 1 mL/kg/h in adults
- -> 1 - 2 mL/kg/h in children
What is the toxic metabolite responsible for acetaminophen toxicity?
N-acetyl-p-benzoquinone imine (NAPQI).
Le Fort Fracture
I: transverse fracture separating maxilla from pterygoid and nasal septum
II: maxilla and palate fractured
III: craniofacial dissociation
What is the appropriate treatment for cyanide toxicity?
Hydroxocobalamin.
Pneumonia with a staccato cough and a lack of fever
Newborn Chlamydia Pneumonia
What topical antiviral medication is recommended for herpes simplex keratitis?
Trifluridine.
